CVE-2025-14524
Last modified
CVE-2025-14524 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. When an OAuth2 bearer token is used for an HTTP(S) transfer, and that transfer performs a cross-protocol redirect to a second URL that uses an IMAP, LDAP, POP3 or SMTP scheme, curl might wrongly pass on the bearer token to the new target host.. EPSS estimates a 0.61% chance of exploitation in the next 30 days.
Description
When an OAuth2 bearer token is used for an HTTP(S) transfer, and that transfer performs a cross-protocol redirect to a second URL that uses an IMAP, LDAP, POP3 or SMTP scheme, curl might wrongly pass on the bearer token to the new target host.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Haxx | Curl | >= 7.33.0, < 8.18.0 |
References
- https://curl.se/docs/CVE-2025-14524.htmlPatch, Vendor Advisory
- https://curl.se/docs/CVE-2025-14524.jsonVendor Advisory
- https://hackerone.com/reports/3459417Exploit, Issue Tracking, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2026/01/07/4Mailing List, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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